Instead, the country’s porn industry exploded, as Danish porn historian Jon Nordstrøm wrote last week in the Danish newspaper DR. And not only did the legalization of porn set off a boom in production of adult material—which had long existed in Denmark but was now free to go mainstream—the new legislation also supercharged the sexual and “free love” revolution that had steadily been taking hold throughout the latter half of the 1960s, but now would move at warp speed into the ’70s.